Dan Reiff, PH.D.
NPI 1184779845 · Nutritionist · Mercer Island, WA
Dan Reiff, PH.D. is a Nutritionist provider in Mercer Island, WA (NPI 1184779845).
Provider details
- NPI number
- 1184779845
- Entity type
- Individual
- Primary specialty
- NutritionistDietary & Nutritional Service Providers
- Credential
- PH.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- LH00009322 (WA)
Specialties & taxonomies
Dietary & Nutritional Service Providers
Behavioral Health & Social Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-01-24
- Last updated
- 2025-09-11
Frequently asked questions
- What is Dan Reiff's NPI number?
- Dan Reiff's National Provider Identifier (NPI) is 1184779845, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Dan Reiff's specialty?
- Dan Reiff is listed in the NPPES registry with a primary specialty of Nutritionist (Dietary & Nutritional Service Providers).
- Where is Dan Reiff located?
- Dan Reiff's practice location on file with NPPES is 9725 Se 36th St, Mercer Island, WA 98040-3841.
- What is Dan Reiff's phone number?
- The practice phone number listed in the NPPES registry for Dan Reiff is (206) 232-8404.
- Is Dan Reiff's NPI active?
- Yes — Dan Reiff's NPI (1184779845) is active in the NPPES registry as of the last update on 2025-09-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.